Prince George's Community College

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U.S. President Barack Obama greets supporters after delivering remarks on energy policy during a rally at Prince Georges Community College in Largo, Maryland. Obama said his administration has helped to bring down the United States' dependence on foreign oil while promoting alternative forms of energy, like wind and solar power.

U.S. President Barack Obama greets supporters after delivering remarks on energy policy during a rally at Prince Georges Community College in Largo, Maryland. Obama said his administration has helped to bring down the United States' dependence on foreign oil while promoting alternative forms of energy, like wind and solar power. (Getty Images)

U.S. President Barack Obama greets supporters after delivering remarks on energy policy during a rally at Prince Georges Community College in Largo, Maryland. Obama said his administration has helped to bring down the United States' dependence on foreign oil while promoting alternative forms of energy, like wind and solar power.